Where does “sähkömuuntamo” come from?

sähkömuuntamo (Finnish) comes from Finnish sähkö, from Finnish sähähtää, from Finnish ahtaa, from Proto-Finnic aktadak, from Proto-Uralic ëkta- — to hang up.

Ancestry of “sähkömuuntamo”, step by step

sähkömuuntamo traces back through two separate lines of ancestry.

via Finnish sähkö

StepLanguageWordMeaning
1Finnishsähköelectricity
2Finnishsähähtääto sizzle
3Finnishahtaato cram, stuff, fill, pack full; to supercharge;...
4Proto-Finnicaktadakto hang up, especially traps; grain to dry in a...
5Proto-Uralicëkta-to hang up

via Finnish muuntamo

StepLanguageWordMeaning
1Finnishmuuntamotransformer station or substation
2Finnishmuuntaato convert, transform; Third-person singular...
3Finnishmuuother, another; the others; else
4Proto-Finnicmuuother, another; different
5Proto-Finno-Ugricmu—
Every word from Proto-Uralic ëkta- →Every word from Proto-Finnic aktadak →Every word from Finnish ahtaa →